4J1Y		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
Gene Ontology	Chain Function Process Component A, B
Primary reference	A molecular switch governs the interaction between human complement protease C1s and its substrate, complement C4., Perry AJ, Wijeyewickrema LC, Wilmann PG, Gunzburg MJ, D'Andrea L, Irving JA, Pang SS, Duncan RC, Wilce JA, Whisstock JC, Pike RN, J Biol Chem. 2013 Apr 16. PMID:23592783

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (246 Kb) [Save to disk] Biological Unit Coordinates (4j1y.pdb1.gz) 123 Kb Biological Unit Coordinates (4j1y.pdb2.gz) 118 Kb Biological Unit Coordinates (4j1y.pdb3.gz) 238 Kb CSU: Contacts of Structural Units for 4J1Y Structure Factors (427 Kb) Retrieve 4J1Y in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4J1Y from S2C, [Save to disk] Re-refined 4j1y structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4J1Y in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4j1y] [4j1y_A] [4j1y_B] SWISS-PROT database: Domains found in 4J1Y: [CCP] [Tryp_SPc ] by SMART

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